HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kentucky

$151+ Cheap flights from Idaho Falls (IDA) to Kentucky

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SDF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho Falls to Kentucky with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho Falls to Kentucky

Keep the following information in mind while searching for Idaho Falls to Kentucky flight deals. Data was last updated June 12, 2025.

Round-trip from

$307
(Mytrip)

One-way from

$151
(Mytrip)
From Idaho Falls Fanning Field to Kentucky
Search Deals
One-way flight from Idaho Falls Fanning Field to Kentucky
Search Deals

Find flight deals from Idaho Falls to Kentucky

Cheapest flights from Idaho Falls to Kentucky
Explore the most affordable flight options available from Idaho Falls to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/276:17 pmIDA - SDF
2 stops19h 05mMultiple Airlines
Tue 7/17:40 pmSDF - IDA
2 stops22h 28mMultiple Airlines
Deal found 6/12$307
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:00 amIDA - CVG
1 stop6h 43mDelta
Wed 8/206:30 amCVG - IDA
1 stop6h 09mDelta
Deal found 6/9$331
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/304:30 pmIDA - BNA
2 stops12h 27mMultiple Airlines
Fri 7/41:54 pmBNA - IDA
2 stops32h 25mMultiple Airlines
Deal found 6/11$335
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1312:46 pmIDA - BNA
2 stops8h 58mAmerican Airlines
Sat 8/163:23 pmBNA - IDA
1 stop6h 55mAmerican Airlines
Deal found 6/10$342
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:15 pmIDA - BNA
1 stop12h 25mAlaska Airlines
Wed 10/297:15 amBNA - IDA
1 stop9h 04mAlaska Airlines
Deal found 6/10$343
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/306:17 pmIDA - LEX
2 stops15h 07mMultiple Airlines
Sun 7/610:28 pmLEX - IDA
1 stop15h 16mMultiple Airlines
Deal found 6/11$349
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/71:17 pmIDA - LEX
1 stop8h 48mAmerican Airlines
Sun 8/106:00 amLEX - IDA
1 stop8h 47mAmerican Airlines
Deal found 6/10$351
This American Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:46 pmIDA - CVG
1 stop6h 35mAmerican Airlines
Fri 8/223:17 pmCVG - IDA
1 stop8h 01mAmerican Airlines
Deal found 6/9$367
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/71:17 pmIDA - SDF
1 stop7h 34mAmerican Airlines
Thu 8/142:18 pmSDF - IDA
1 stop9h 01mAmerican Airlines
Deal found 6/11$368
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1311:20 amIDA - BNA
2 stops10h 33mDelta
Sat 8/1612:58 pmBNA - IDA
2 stops10h 29mDelta
Deal found 6/10$372
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/125:00 amIDA - BNA
2 stops9h 55mUnited Airlines
Fri 7/185:29 pmBNA - IDA
1 stop6h 22mUnited Airlines
Deal found 6/11$392
This Alaska Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:15 amIDA - CVG
1 stop9h 22mAlaska Airlines
Tue 8/196:37 pmCVG - IDA
1 stop22h 46mAlaska Airlines
Deal found 6/9$402

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho Falls to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Idaho Falls to Kentucky that are best for you.

Fly from

Idaho Falls

Fly to

Kentucky

Route

Depart

Return

Price

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

Fri 6/27

6:17 pm-3:22 pm

2 stops19h 05m

Louisville Intl

Tue 7/1

7:40 pm-4:08 pm

2 stops22h 28m

$307

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Sat 8/16

6:00 am-2:43 pm

1 stop6h 43m

Cincinnati Cinci./N. Kentucky

Wed 8/20

6:30 am-10:39 am

1 stop6h 09m

$331

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Mon 6/30

4:30 pm-5:57 am

2 stops12h 27m

Nashville Intl

Fri 7/4

1:54 pm-9:19 pm

2 stops32h 25m

$335

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 8/13

12:46 pm-10:44 pm

2 stops8h 58m

Nashville Intl

Sat 8/16

3:23 pm-9:18 pm

1 stop6h 55m

$342

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 10/23

4:15 pm-5:40 am

1 stop12h 25m

Nashville Intl

Wed 10/29

7:15 am-3:19 pm

1 stop9h 04m

$343

Idaho FallsLexington

IDA - LEX

IDALEX

Idaho Falls Fanning Field

Mon 6/30

6:17 pm-11:24 am

2 stops15h 07m

Lexington Blue Grass

Sun 7/6

10:28 pm-11:44 am

1 stop15h 16m

$349

Idaho FallsLexington

IDA - LEX

IDALEX

Idaho Falls Fanning Field

Thu 8/7

1:17 pm-12:05 am

1 stop8h 48m

Lexington Blue Grass

Sun 8/10

6:00 am-12:47 pm

1 stop8h 47m

$351

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Mon 8/18

12:46 pm-9:21 pm

1 stop6h 35m

Cincinnati Cinci./N. Kentucky

Fri 8/22

3:17 pm-9:18 pm

1 stop8h 01m

$367

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

Thu 8/7

1:17 pm-10:51 pm

1 stop7h 34m

Louisville Intl

Thu 8/14

2:18 pm-9:19 pm

1 stop9h 01m

$368

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 8/13

11:20 am-10:53 pm

2 stops10h 33m

Nashville Intl

Sat 8/16

12:58 pm-10:27 pm

2 stops10h 29m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 33 results
1
2
3
4

Best time to book a flight from Idaho Falls to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Kentucky

Rainfall in Kentucky by month

Plan your trip to Kentucky by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kentucky ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Kentucky when rainfall is around 3.1 in.

Temperature in Kentucky by month

Plan your trip to Kentucky by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kentucky, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated June 12, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Idaho Falls to Kentucky have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Kentucky?

    For a flight from Idaho Falls to Kentucky, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • What are the cheapest airlines to fly from Idaho Falls to Kentucky one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $151. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Idaho Falls to Kentucky for a low price.

  • What are the most popular routes from Idaho Falls to Kentucky?

    While some choose either Idaho Falls Fanning Field - Cincinnati Cinci./N. Kentucky or Idaho Falls Fanning Field - Lexington Blue Grass, Idaho Falls Fanning Field - Nashville Intl is the most popular route from Idaho Falls to Kentucky.

  • Can I find deals for flights from Idaho Falls to Kentucky that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Kentucky.

  • Can I find deals for business class flights from Idaho Falls to Kentucky?

    Yes. Cheapflights offers flight deals from Idaho Falls to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Kentucky?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Kentucky (average of $299). Flying from Idaho Falls to Kentucky in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho Falls to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Seattle flights
Boise to Las Vegas flights
Boise to Los Angeles flights
Boise to Denver flights
Boise to O'Hare Intl flights
Spokane to Seattle flights
Boise to San Diego flights
Spokane to Los Angeles flights
Spokane to Denver flights
Spokane to O'Hare Intl flights
Boise to Dallas/Fort Worth flights
Spokane to Las Vegas flights
Spokane to Sky Harbor Intl flights
Boise to San Francisco flights
Boise to Santa Ana flights
Spokane to Dallas/Fort Worth flights
Boise to Sky Harbor Intl flights
Spokane to San Diego flights
Idaho Falls to Seattle flights
Boise to Minneapolis flights
Boise to Boston flights
Boise to John F Kennedy Intl flights
Spokane to San Francisco flights
Spokane to Salt Lake City flights
Boise to Nashville flights
Spokane to John F Kennedy Intl flights
Boise to Orlando flights
Boise to Sacramento flights
Boise to Miami flights
Boise to Honolulu flights
Boise to LaGuardia flights
Spokane to Newark flights
Boise to San Jose flights
Boise to Newark flights
Boise to Portland flights
Boise to Hobby flights
Spokane to Honolulu flights
Spokane to Boise flights
Jackson to Boston flights
Boise to Dulles Intl flights
Jackson to Seattle flights
Spokane to Ontario flights
Boise to Atlanta flights
Boise to Spokane flights
Spokane to Minneapolis flights
Boise to Ontario flights
Spokane to Orlando flights
Boise to Detroit flights
Jackson to Newark flights
Spokane to Nashville flights

Top 2 airlines flying from Idaho Falls to Kentucky

Discover the top 2 airlines that operate flights from Idaho Falls to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$348Average$400FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$376Average$675FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.